Variability of the subtropical highs, African easterly jet and easterly wave intensities over North Africa and Arabian Peninsula in late summer

International Journal of Climatology

Volumn 35, Issue 12, 2015, Pages 3540-3555

  Spinks, James ^a   Lin, Yuh Lang ^a  

^a NORTH CAROLINA A AND T STATE UNIVERSITY   (United States)

Author keywords

African easterly jet; Arabian Peninsula; Easterly wave; North Africa; Subtropical high; Variability

Indexed keywords

CLIMATOLOGY; TROPICS; WEATHER FORECASTING;

AFRICAN EASTERLY JET; ARABIAN PENINSULA; EASTERLY WAVE; NORTH AFRICA; SUBTROPICAL HIGH; VARIABILITY;

SHEAR FLOW;

CLIMATE VARIATION; EASTERLY WAVE; JET; REGIONAL CLIMATE; SUBTROPICAL REGION; SUMMER; VORTICITY; WEATHER FORECASTING; WIND;

ARABIAN PENINSULA; CENTRAL AFRICA; EAST AFRICA; NORTH AFRICA;

EID: 84943449432     PISSN: 08998418     EISSN: 10970088     Source Type: Journal    
DOI: 10.1002/joc.4226     Document Type: Article

References (24)

1. Bjerknes J. 1969. Atmospheric teleconnections from the equatorial Pacific. Mon. Weather Rev. 97: 163-172.
2. Chen T-C. 1982. On the kinetic energy budget of the summer mean flow at 200mb in the tropics. Tellus 33: 102-104.
3. Chen T-C. 2005. Maintenance of the midtropospheric North African summer circulation: Saharan high and African easterly jet. J. Clim. 18: 2943-2962.
4. Collins JM. 2011. Temperature variability over Africa. J. Clim. 24: 3649-3666, doi: 10.1175/2011JCLI3753.1.
5. Comforth RJ, Hoskins BJ, Thorncroft CD. 2009. Impact of moist processes on the African Easterly Jet-African Easterly Waves system. Q. J. R. Meteorol. Soc. 135: 894-913.
6. Cook KH. 1999. Generation of the African easterly jet and its role in determining West African precipitation. J. Clim. 12: 1165-1184.
7. Dee DP, Uppala SM, Simmons AJ, Berrisford P, Poli P, Kobayashi S, Andrae U, Balmaseda MA, Balsamo G, Bauer P, Bechtold P, Beljaars ACM, van de Berg L, Bidlot J, Bormann N, Delsol C, Dragani R, Fuentes M, Geer AJ, Haimberger L, Healy SB, Hersbach H, Hólm EV, Isaksen L, Kållberg P, Köhler M, Matricardi M, McNally AP, Monge-Sanz BM, Morcrette JJ, Park BK, Peubey C, de Rosnay P, Tavolato C, Thépaut JN, Vitart F. 2011. The ERA-Interim reanalysis: configuration and performance of the data assimilation system. Q. J. R. Meteorol. Soc. 137: 553-597.
8. Holton JR. 2004. An Introduction to Dynamic Meteorology, 4th edn. Elsevier Academic Press: Burlington, MA.
9. Hulme M. 2001. Climate perspectives on Sahelian dessiccation: 1973-1998. Global Environ. Change 11: 19-29.
10. Kalnay E, Kanamitsu M, Kistler R, Collins W, Deaven D, Gandin L, Iredell M, Saha S, White G, Woollen J, Zhu Y, Leetmaa A, Reynolds R, Chelliah M, Ebisuzaki W, Higgins W, Janowiak J, Mo KC, Ropelewski C, Wang J, Jenne R, Joseph D. 1996. The NCEP/NCAR 40-Year Reanalysis Project. Bull. Am. Meteorol. Soc. 77: 437-471.
11. Kruger AC, Shongwe S. 2004. Temperature trends in South Africa: 1960-2003. Int. J. Climatol. 24: 1929-1945.
12. Lin Y-L, Liu L, Tang G, Spinks J, Jones W. 2013. Origin of the pre-Tropical Strom Debby (2006) African easterly wave-mesoscale convective system. Meteorol. Atmos. Phys. 120: 123-144.
13. Philander SGH. 1990. El Niño, La Niña, and the Southern Oscillation. Academic Press: London.
14. Saha S, Nadiga S, Thiaw C, Wang J, Wang W, Zhang Q, Van den Dool HM, Pan H-L, Moorthi S, Behringer D, Stokes D, Peña M, Lord S, White G, Ebisuzaki W, Peng P, Xie P. 2006. The NCEP Climate Forecast System. J. Clim. 19: 3483-3517, doi: 10.1175/JCLI3812.1.
15. Sathiyamoorthy V, Pal PK, Joshi PC. 2006. Intraseasonal variability of the Tropical Easterly Jet. Meteorol. Atmos. Phys. 96: 305-316.
16. Semazzi FHM, Indeje M. 1999. Inter-seasonal variability of ENSO rainfall signal over Africa. J. African Meteorol. Soc. 4: 81-94.
17. Spinks J, Lin Y-L, Mekonnen A. 2014. Effects of the subtropical anticyclones over North Africa and Arabian Peninsula on the African easterly jet. Int. J. Climatol., doi: 10.1002/joc.4017.
18. Thorncroft CD, Blackburn M. 1999. Maintenance of the African easterly jet. Q. J. R. Meteorol. Soc. 125: 763-786.
19. Uppala SM, KÅllberg PW, Simmons AJ, Andrae U, Bechtold VDC, Fiorino M, Gibson JK, Haseler J, Hernandez A, Kelly GA, Li X, Onogi K, Saarinen S, Sokka N, Allan RP, Andersson E, Arpe K, Balmaseda MA, Beljaars ACM, Berg LVD, Bidlot J, Bormann N, Caires S, Chevallier F, Dethof A, Dragosavac M, Fisher M, Fuentes M, Hagemann S, Hólm E, Hoskins BJ, Isaksen L, Janssen PAEM, Jenne R, Mcnally AP, Mahfouf J-F, Morcrette J-J, Rayner NA, Saunders RW, Simon P, Sterl A, Trenberth KE, Untch A, Vasiljevic D, Viterbo P, Woollen J. 2005. The ERA-40 reanalysis. Q. J. R. Meteorol. Soc. 131: 2961-3012, doi: 10.1256/qj.04.176.
20. Wolter K. 1987. The Southern Oscillation in surface circulation and climate over the tropical Atlantic, Eastern Pacific, and Indian Oceans as captured by cluster analysis. J. Clim. Appl. Meteorol. 26: 540-558.
21. Wolter, K, Timlin MS. 1993. Monitoring ENSO in COADS with a seasonally adjusted principal component index. In Proceedings of the 17th Climate Diagnostics Workshop, Norman, OK, NOAA/NMC/CAC, NSSL, Oklahoma Clim. Survey, CIMMS and the School of Meteorol., Univ. Oklahoma, Norman, OK, 52-57.
22. Wolter K, Timlin MS. 1998. Measuring the strength of ENSO events - how does 1997/98 rank? Weather 53: 315-324.
23. Wolter K, Timlin MS. 2011. El Niño/Southern Oscillation behaviour since 1871 as diagnosed in an extended multivariate ENSO index (MEI.ext). Int. J. Climatol. 31: 1074-1087.
24. Wu M-LC, Reale O, Schubert SD, Suarez MJ, Koster RD, Pegion PJ. 2009. African easterly jet: Structure and maintenance. J. Clim. 22: 4459-4480.